A019898 Decimal expansion of sine of 89 degrees.

9, 9, 9, 8, 4, 7, 6, 9, 5, 1, 5, 6, 3, 9, 1, 2, 3, 9, 1, 5, 7, 0, 1, 1, 5, 5, 8, 8, 1, 3, 9, 1, 4, 8, 5, 1, 6, 9, 2, 7, 4, 0, 3, 1, 0, 5, 8, 3, 1, 8, 5, 9, 3, 9, 6, 5, 8, 3, 2, 0, 7, 1, 4, 5, 1, 1, 5, 3, 9, 1, 8, 1, 1, 0, 3, 3, 3, 7, 2, 1, 5, 3, 9, 7, 2, 9, 9, 3, 9, 5, 2, 8, 8, 1, 1, 0, 3, 4, 5

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Comments

Also decimal expansion of cosine of 1 degree. - Mohammad K. Azarian, Nov 17 2005

Equals sin(89*Pi/180). - Wesley Ivan Hurt, Sep 01 2014

An algebraic number of degree 48 and denominator 2. - Charles R Greathouse IV, Aug 27 2017

Examples

			0.999847695156391239157011558813914851692740310583185939658320...
		

Links

• Ivan Panchenko, Table of n, a(n) for n = 0..1000
• Index entries for algebraic numbers, degree 48

Crossrefs

Cf. A019810.

Programs

Maple

Digits:=100: evalf(sin(89*Pi/180)); # Wesley Ivan Hurt, Sep 01 2014

Mathematica

RealDigits[N[Sin[89 Degree],6! ]][[1]] (*Vladimir Joseph Stephan Orlovsky, Jun 18 2009 *)

PARI

sin(89*Pi/180) \\ Charles R Greathouse IV, Aug 27 2017

Extensions

Edited by N. J. A. Sloane, Aug 23 2008 at the suggestion of R. J. Mathar